CN113550888A - Compression cylinder structure for piston compressor - Google Patents
Compression cylinder structure for piston compressor Download PDFInfo
- Publication number
- CN113550888A CN113550888A CN202110849892.2A CN202110849892A CN113550888A CN 113550888 A CN113550888 A CN 113550888A CN 202110849892 A CN202110849892 A CN 202110849892A CN 113550888 A CN113550888 A CN 113550888A
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- Prior art keywords
- piston
- movable
- hole
- organism
- baffle
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/122—Cylinder block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/08—Actuation of distribution members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/10—Adaptations or arrangements of distribution members
- F04B39/1013—Adaptations or arrangements of distribution members the members being of the poppet valve type
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention relates to the technical field of compressor equipment and discloses a compression cylinder structure for a piston compressor, which comprises a machine body, wherein a piston is movably sleeved in an inner cavity of the machine body, an air inlet valve is fixedly arranged on one side of the top of the machine body, an exhaust valve is fixedly arranged on the other side of the top of the machine body, and a gas delivery pipe is sleeved above the exhaust valve. This compression cylinder structure for piston compressor, the shrinkage pool cooperation of seting up through the setting of lug and piston top, the piston rises top and lug activity suit cooperation, make the piston can not damaged by the striking, simultaneously at the out of work back of discharge valve, shrinkage pool internal pressure reachs maximally, can promote movable post rebound, promote closure plate and baffle separation, can let in the ammonia at organism inner chamber top from the through-hole and discharge the gas-supply pipe, top pressure ammonia can quick release in the organism, and then the admission valve can be opened fast, the clearance can not increase, guarantee the working volume of organism, compressor work efficiency is higher.
Description
Technical Field
The invention relates to the technical field of compressor equipment, in particular to a compression cylinder structure for a piston compressor.
Background
In the ammonia refrigeration system, a compressor, a condenser, a throttle valve and an evaporator are the most basic components, wherein the compressor is the main power source for the flow of ammonia in the whole system, the compressor is most commonly a piston type compressor and comprises a compression cylinder, a piston and an inlet and outlet valve, when the piston moves downwards from the top, negative pressure is generated in the cylinder, the inlet valve is opened under the action of negative pressure, the cylinder is filled with ammonia, the piston moves upwards to compress the ammonia after descending to a bottom point, the outlet valve enters an air hole of a lift limiter after receiving compressed air flow from the compression cylinder, the pressure is increased and retreats to a valve plate compression spring to move, the air hole is opened, the ammonia is conveyed to a flow pipe, the piston moves downwards after ascending to a top point in the compression cylinder, after the clearance air pressure at the top of the compression cylinder is equal to the air pressure at the back of the inlet valve, the inlet valve is opened, and the outlet valve is closed.
When the piston rises to the upper stop point, a certain clearance is kept between the upper surface of the piston and the valve seat and is called clearance, the volume formed by the clearance is called clearance volume, the clearance is used for preventing the piston from impacting the valve seat when the crank connecting rod mechanism is heated and extended to cause machine damage, and the abrasion of moving parts causes the fit clearance of parts to be enlarged to cause impact damage, and the left clearance can bring benefits to the assembly, operation and safe use of the compressor.
In the use process of the compressor, due to the existence of the clearance volume, the gas in the cylinder can not be completely discharged at the end of the exhaust process, a part of high-pressure gas remains in the clearance volume, so that before the next suction is started, the part of gas is firstly expanded and decompressed, and the suction can be started only when the pressure is reduced to be lower than the suction pressure, and the gas in the clearance volume expands to occupy a part of working volume, so that the suction amount is reduced, the working efficiency of the equipment is low, meanwhile, when the gas is compressed, part of gas in the gas can be condensed, the liquid is incompressible, a clearance is required to be left to prevent collision damage, but the condensed liquid can ascend and descend along with the upper surface of the piston, and the elimination effect of the liquid is poor.
Disclosure of Invention
The invention provides a compression cylinder structure for a piston compressor, which has the advantage of reducing the influence of a clearance on a working volume and solves the problem of reduction of the working volume caused by the movement of a piston when the pressure in the clearance is reduced.
The invention provides the following technical scheme: a compression cylinder structure for a piston compressor comprises a compressor body, wherein a piston is movably sleeved in an inner cavity of the compressor body, an air inlet valve is fixedly installed on one side of the top of the compressor body, an exhaust valve is fixedly installed on the other side of the top of the compressor body, a gas pipe is sleeved above the exhaust valve, a convex block is integrally formed in the middle of the top of the inner cavity of the compressor body, a concave hole is formed in the top of the piston and matched with the convex block, an open groove I is formed in the side face of the convex block, a movable column is movably sleeved in an inner hole of the convex block, a supporting column is movably sleeved in the middle of the movable column, the top of the supporting column is fixedly installed with the compressor body, a partition plate is fixedly installed in the inner hole of the convex block and positioned above the open groove I, a blocking plate is movably sleeved on the outer surface of the movable column and the partition plate, a first spring is fixedly installed on the upper surface of the blocking plate, and a baffle is fixedly installed at the top of the first spring, the baffle and organism fixed mounting, the through-hole has been seted up to one side of lug hole and the top that is located the below of baffle and baffle, the epicoele movable sleeve of through-hole has the valve column, the right side fixed mounting of valve column has spring two, the surface integrated into one piece at activity capital portion has the taper plate, the top fixed mounting of activity capital portion has spring three.
Preferably, the inside of the pillar is provided with a communicating hole, and one side of the upper part of the movable pillar is provided with a second open slot matched with the top of the communicating hole.
Preferably, the upper part of the movable column is integrally formed with a movable plate, and the movable plate is arc-shaped and penetrates through the baffle to be matched with an inner cavity above the partition plate.
Preferably, the outer surface of each layer of the blocking plate is sleeved with a sealing ring, and the sealing ring is matched with the partition plate to have large sealing friction force.
Preferably, the matching surface of the partition plate and the blocking plate is in a step shape, the movable column is in a step structure, and the diameter of the lower part of the movable column is smaller than the inner hole with the minimum diameter of the partition plate.
The invention has the following beneficial effects:
this compression cylinder structure for piston compressor, the shrinkage pool cooperation of seting up through the setting of lug and piston top, the piston rises top and lug activity suit cooperation, make the piston can not damaged by the striking, simultaneously at the out of work back of discharge valve, shrinkage pool internal pressure reachs maximally, can promote movable post rebound, promote closure plate and baffle separation, can let in the ammonia at organism inner chamber top from the through-hole and discharge the gas-supply pipe, top pressure ammonia can quick release in the organism, and then the admission valve can be opened fast, the clearance can not increase, guarantee the working volume of organism, compressor work efficiency is higher.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 3 is a schematic top sectional view of the baffle plate and the movable plate of the present invention;
FIG. 4 is a schematic view of the piston moving to the top dead center position according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 4 according to the present invention.
In the figure: 1. a body; 2. a piston; 3. an intake valve; 4. an exhaust valve; 5. a gas delivery pipe; 6. a bump; 7. concave holes; 8. a first open slot; 9. a movable post; 10. a pillar; 11. a partition plate; 12. a blocking plate; 13. a baffle plate; 14. a first spring; 15. a through hole; 16. a spool; 17. a second spring; 18. a conical plate; 19. a third spring; 20. a communicating hole; 21. a second open slot; 22. a movable plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a compression cylinder structure for a piston compressor comprises a machine body 1, a piston 2 movably sleeved in an inner cavity of the machine body 1, an air inlet valve 3 fixedly installed on one side of the top of the machine body 1, an exhaust valve 4 fixedly installed on the other side of the top of the machine body 1, a gas pipe 5 sleeved above the exhaust valve 4, a convex block 6 integrally formed in the middle of the top of the inner cavity of the machine body 1, a concave hole 7 formed in the top of the piston 2, the concave hole 7 matching with the convex block 6, an open slot I8 formed in the side surface of the convex block 6, a movable column 9 movably sleeved in an inner hole of the convex block 6, a support column 10 movably sleeved in the middle of the movable column 9, a partition plate 11 fixedly installed in the inner hole of the convex block 6 and located above the open slot I8, a blocking plate 12 movably sleeved on the outer surface of the movable column 9 and the partition plate 11, and the matching surface of the partition plate 11 and the blocking plate 12 being stepped, the movable column 9 is of a stepped structure, the diameter of the lower part of the movable column 9 is smaller than the inner hole with the smallest diameter of the partition plate 11, so that the movable column 9 can move upwards to drive the blocking plate 12 to move, the blocking plate 12 can be opened by moving for a short distance, meanwhile, the inner cavity of the machine body 1 can be well sealed when the movable column is closed, when the piston 2 exhausts through the exhaust valve 4 when moving upwards and extruding, ammonia gas in the machine body 1 cannot be exhausted from the through hole 15, the upper surface of the blocking plate 12 is fixedly provided with the first spring 14, the top of the first spring 14 is fixedly provided with the baffle 13, the baffle 13 is fixedly arranged with the machine body 1, one side of the inner hole of the convex block 6 and positioned below the baffle 13 and above the partition plate 11 is provided with the through hole 15, the upper cavity of the through hole 15 is movably sleeved with the column 16, the right side of the column 16 is fixedly provided with the second spring 17, the outer surface of the top of the movable column 9 is integrally formed with the conical plate 18, the top of the movable column 9 is fixedly provided with the third spring 19, the piston 2 rises to the top to be matched with the convex block 6 in a movable sleeving way, so that the piston 2 cannot be damaged by impact, meanwhile, after the exhaust valve 4 does not work, the pressure in the concave hole 7 reaches the maximum, the movable column 9 can be pushed to move upwards, the blocking plate 12 is pushed to be separated from the partition plate 11, ammonia gas at the top of the inner cavity of the machine body 1 can be led into the gas conveying pipe 5 from the through hole 15 to be discharged, the pressure ammonia gas at the top in the machine body 1 can be quickly released, the gas inlet valve 3 can be quickly opened, the clearance cannot be increased, the working volume of the machine body 1 is ensured, the communicating hole 20 is formed in the support column 10, the open groove two 21 is formed in one side of the upper part of the movable column 9 and matched with the top of the communicating hole 20, high-pressure ammonia gas in the concave hole 7 can be discharged, ammonia liquid can be prevented from being generated by each compression in the continuous matching process, liquid impact damage caused by ammonia liquid accumulation, the movable column 9 is integrally formed with the movable plate 22, the movable plate 22 is arc-shaped and penetrates through the baffle 13 to be matched with an inner cavity above the partition plate 11, so that when the movable column 9 ascends, negative pressure can be generated in the inner cavity above the partition plate 11, the generated negative pressure can reduce the pressure in the top clearance of the inner cavity of the machine body 1 more quickly, the air inlet valve 3 works and opens more quickly, the influence of the clearance on the working volume is smaller, and after the hose is installed at the bottom of the support column 10, ammonia liquid deposited in the concave hole 7 can be sucked away, the service life of the piston 2 is further protected, the outer surface of each layer of the blocking plate 12 is sleeved with the sealing ring, the sealing friction force is large when the blocking plate 12 is matched with the partition plate 11, so that the movable column 9 needs larger pressure when moving upwards, after the blocking plate 12 is separated from the partition plate 11, the movable column 9 still has larger ascending distance, the movable plate 22 can be driven to ascend, larger negative pressure is generated, and the speed of reducing the pressure in the clearance is higher.
The working principle of the compressor of the invention is as follows:
when the piston 2 rises, the ammonia gas in the engine body 1 is pressurized to open the valve in the exhaust valve 4 to discharge the ammonia gas from the gas transmission pipe 5, when the piston 2 rises to the top dead center, the convex block 6 is matched with the concave hole 7 at the top of the piston 2, the pressure in the concave hole 7 is further increased, when the piston 2 rises to the top dead center, the stepped structure of the movable column 9 pushes the blocking plate 12, after the blocking plate 12 is separated from the partition plate 11, the blocking force applied to the movable column 9 is reduced, the movable column 9 continues to rise for a certain distance under the action of the pressure in the concave hole 7, the blocking plate 12 is separated from the partition plate 11 under the action of the movable column 9, the ammonia gas in the engine body 1 enters the through hole 15 through the partition plate 11, the cone plate 18 is separated from the valve column 16 when the movable column 9 moves upwards, the valve column 16 moves leftwards under the action of the spring two 17, the ammonia gas entering the through hole 15 can enter the gas transmission pipe 5 to be discharged, and the movable column 9 also rises while the movable plate 22, negative pressure is generated in the space above the partition plate 11, the absorption of clearance gas in the machine body 1 is faster, the bottom of the support column 10 is sleeved with a leather hose, after the communicating hole 20 extends out of the movable column 9, ammonia liquid collected in the concave hole 7 can be absorbed away through the leather hose, the air pressure in the machine body 1 is reduced, the valve of the air inlet valve 3 is opened, and the blocking plate 12 and the movable column 9 return under the action of the spring III 19 and the spring I14.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a compression cylinder structure for piston compressor, includes organism (1), its characterized in that: the inner chamber movable sleeve of organism (1) is equipped with piston (2), one side fixed mounting at organism (1) top has admission valve (3), the opposite side fixed mounting at organism (1) top has discharge valve (4), the top cover of discharge valve (4) is equipped with gas-supply pipe (5), the middle part integrated into one piece at organism (1) inner chamber top has lug (6), shrinkage pool (7) have been seted up at the top of piston (2), shrinkage pool (7) and lug (6) cooperation, open slot (8) have been seted up to the side of lug (6), the hole movable sleeve of lug (6) is equipped with movable post (9), the middle part movable sleeve of movable post (9) is equipped with pillar (10), the top and organism (1) fixed mounting of pillar (10), the top fixed mounting that lug (6) hole just is located open slot (8) has baffle (11), the utility model discloses a valve post, including baffle (11), lug (6), epicoele movable sleeve, the surface of activity post (9) and the activity cover of baffle (11) are equipped with closure plate (12), the last fixed surface of closure plate (12) installs spring (14), the top fixed mounting of spring (14) has baffle (13), baffle (13) and organism (1) fixed mounting, through-hole (15) have been seted up to one side of lug (6) hole and the below that is located baffle (13) and the top of baffle (11), the epicoele movable sleeve of through-hole (15) is equipped with valve post (16), the right side fixed mounting of valve post (16) has spring two (17), the surface integrated into one piece at activity post (9) top has taper plate (18), the top fixed mounting of activity post (9) has spring three (19).
2. The compression cylinder structure for a piston compressor as claimed in claim 1, wherein: a communicating hole (20) is formed in the support column (10), and a second open slot (21) is formed in one side of the upper part of the movable column (9) and matched with the top of the communicating hole (20).
3. The compression cylinder structure for a piston compressor as claimed in claim 1, wherein: the upper part of the movable column (9) is integrally formed with a movable plate (22), and the movable plate (22) is arc-shaped and penetrates through the baffle (13) to be matched with an inner cavity above the partition plate (11).
4. The compression cylinder structure for a piston compressor as claimed in claim 1, wherein: the outer surface of each layer of the blocking plate (12) is sleeved with a sealing ring, and the sealing friction force is large when the blocking plate is matched with the partition plate (11).
5. The compression cylinder structure for a piston compressor as claimed in claim 1, wherein: the matching surface of the partition plate (11) and the blocking plate (12) is in a step shape, the movable column (9) is in a step structure, and the diameter of the lower part of the movable column is smaller than the inner hole with the minimum diameter of the partition plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110849892.2A CN113550888B (en) | 2021-07-27 | 2021-07-27 | Compression cylinder structure for piston compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110849892.2A CN113550888B (en) | 2021-07-27 | 2021-07-27 | Compression cylinder structure for piston compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113550888A true CN113550888A (en) | 2021-10-26 |
| CN113550888B CN113550888B (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110849892.2A Active CN113550888B (en) | 2021-07-27 | 2021-07-27 | Compression cylinder structure for piston compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113550888B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115329608A (en) * | 2022-10-14 | 2022-11-11 | 潍柴动力股份有限公司 | Piston design method and piston |
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| CN1036618A (en) * | 1988-04-04 | 1989-10-25 | 卡利尔公司 | Dividing plate and plate bias voltage |
| CN1098477A (en) * | 1993-05-19 | 1995-02-08 | 株式会社日立制作所 | Sealed electrical compressor |
| JPH1030565A (en) * | 1996-07-11 | 1998-02-03 | Tokico Ltd | Reciprocating type compressor |
| DE19634518A1 (en) * | 1996-08-27 | 1998-03-05 | Leybold Vakuum Gmbh | Piston pump, especially piston vacuum pump |
| US5775886A (en) * | 1996-08-08 | 1998-07-07 | Terwilliger; Gerald L. | Gas compressor with reciprocating piston with valve sheath |
| US20030183073A1 (en) * | 2000-10-05 | 2003-10-02 | Lilie Dietmar E | Piston stroke limiting device for a reciprocating compressor |
| CN101776059A (en) * | 2010-03-08 | 2010-07-14 | 上海英范特冷暖设备有限公司 | Structure for improving efficiency of piston type air compressor |
| CN102235343A (en) * | 2010-04-26 | 2011-11-09 | 梁嘉麟 | Clearance-free structural design for piston reciprocating compressor |
| CN102384067A (en) * | 2010-08-30 | 2012-03-21 | 梁嘉麟 | Full non-clearance structure of piston reciprocating type compressor |
| CN106089631A (en) * | 2016-06-14 | 2016-11-09 | 浙江瑞翔机电科技股份有限公司 | A kind of single-order air compressor machine |
| DE102016114511A1 (en) * | 2015-08-31 | 2017-03-02 | Martin Maeser | Reciprocating engine with inlet valve in the piston head |
| CN110242546A (en) * | 2019-07-25 | 2019-09-17 | 西安佰能达动力科技有限公司 | A kind of inlet valve without clearance volume being arranged on piston of reciprocating compressor |
| CN110425106A (en) * | 2019-08-16 | 2019-11-08 | 成都正升能源技术开发有限公司 | A kind of linear compressor piston component |
| CN112283074A (en) * | 2020-11-08 | 2021-01-29 | 林佳敏 | Air compressor capable of preventing air pressure of air compression tank from being too large |
| CN216518470U (en) * | 2021-11-16 | 2022-05-13 | 广州市光裕汽车空调制造有限公司 | Swash plate type compressor piston |
-
2021
- 2021-07-27 CN CN202110849892.2A patent/CN113550888B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1036618A (en) * | 1988-04-04 | 1989-10-25 | 卡利尔公司 | Dividing plate and plate bias voltage |
| CN1098477A (en) * | 1993-05-19 | 1995-02-08 | 株式会社日立制作所 | Sealed electrical compressor |
| JPH1030565A (en) * | 1996-07-11 | 1998-02-03 | Tokico Ltd | Reciprocating type compressor |
| US5775886A (en) * | 1996-08-08 | 1998-07-07 | Terwilliger; Gerald L. | Gas compressor with reciprocating piston with valve sheath |
| DE19634518A1 (en) * | 1996-08-27 | 1998-03-05 | Leybold Vakuum Gmbh | Piston pump, especially piston vacuum pump |
| US20030183073A1 (en) * | 2000-10-05 | 2003-10-02 | Lilie Dietmar E | Piston stroke limiting device for a reciprocating compressor |
| CN101776059A (en) * | 2010-03-08 | 2010-07-14 | 上海英范特冷暖设备有限公司 | Structure for improving efficiency of piston type air compressor |
| CN102235343A (en) * | 2010-04-26 | 2011-11-09 | 梁嘉麟 | Clearance-free structural design for piston reciprocating compressor |
| CN102384067A (en) * | 2010-08-30 | 2012-03-21 | 梁嘉麟 | Full non-clearance structure of piston reciprocating type compressor |
| DE102016114511A1 (en) * | 2015-08-31 | 2017-03-02 | Martin Maeser | Reciprocating engine with inlet valve in the piston head |
| CN106089631A (en) * | 2016-06-14 | 2016-11-09 | 浙江瑞翔机电科技股份有限公司 | A kind of single-order air compressor machine |
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| CN110425106A (en) * | 2019-08-16 | 2019-11-08 | 成都正升能源技术开发有限公司 | A kind of linear compressor piston component |
| CN112283074A (en) * | 2020-11-08 | 2021-01-29 | 林佳敏 | Air compressor capable of preventing air pressure of air compression tank from being too large |
| CN216518470U (en) * | 2021-11-16 | 2022-05-13 | 广州市光裕汽车空调制造有限公司 | Swash plate type compressor piston |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115329608A (en) * | 2022-10-14 | 2022-11-11 | 潍柴动力股份有限公司 | Piston design method and piston |
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| Publication number | Publication date |
|---|---|
| CN113550888B (en) | 2023-02-10 |
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